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<FONT color="green">001</FONT>    package metaface.server;<a name="line.1"></a>
<FONT color="green">002</FONT>    import metaface.client.*;<a name="line.2"></a>
<FONT color="green">003</FONT>    <a name="line.3"></a>
<FONT color="green">004</FONT>    import java.io.*;<a name="line.4"></a>
<FONT color="green">005</FONT>    import java.net.*;<a name="line.5"></a>
<FONT color="green">006</FONT>    import java.util.*;<a name="line.6"></a>
<FONT color="green">007</FONT>    <a name="line.7"></a>
<FONT color="green">008</FONT>    /**<a name="line.8"></a>
<FONT color="green">009</FONT>     *  Implements the Worker interface for the HttpServer and used by the server<a name="line.9"></a>
<FONT color="green">010</FONT>     *  when spawning worker threads for incoming data.&lt;p><a name="line.10"></a>
<FONT color="green">011</FONT>     *<a name="line.11"></a>
<FONT color="green">012</FONT>     *  &lt;small>Copyright (c) 1996,1997,1998 Sun Microsystems, Inc. All Rights<a name="line.12"></a>
<FONT color="green">013</FONT>     *  Reserved. Permission to use, copy, modify, and distribute this software and<a name="line.13"></a>
<FONT color="green">014</FONT>     *  its documentation for NON-COMMERCIAL purposes and without fee is hereby<a name="line.14"></a>
<FONT color="green">015</FONT>     *  granted provided that this copyright notice appears in all copies. Please<a name="line.15"></a>
<FONT color="green">016</FONT>     *  refer to the file "copyright.html" for further important copyright and<a name="line.16"></a>
<FONT color="green">017</FONT>     *  licensing information. The Java source code is the confidential and<a name="line.17"></a>
<FONT color="green">018</FONT>     *  proprietary information of Sun Microsystems, Inc. ("Confidential<a name="line.18"></a>
<FONT color="green">019</FONT>     *  Information"). You shall not disclose such Confidential Information and<a name="line.19"></a>
<FONT color="green">020</FONT>     *  shall use it only in accordance with the terms of the license agreement you<a name="line.20"></a>
<FONT color="green">021</FONT>     *  entered into with Sun. SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE<a name="line.21"></a>
<FONT color="green">022</FONT>     *  SUITABILITY OF THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT<a name="line.22"></a>
<FONT color="green">023</FONT>     *  LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A<a name="line.23"></a>
<FONT color="green">024</FONT>     *  PARTICULAR PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR ANY<a name="line.24"></a>
<FONT color="green">025</FONT>     *  DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR DISTRIBUTING<a name="line.25"></a>
<FONT color="green">026</FONT>     *  THIS SOFTWARE OR ITS DERIVATIVES.&lt;/small> &lt;p><a name="line.26"></a>
<FONT color="green">027</FONT>     *<a name="line.27"></a>
<FONT color="green">028</FONT>     *<a name="line.28"></a>
<FONT color="green">029</FONT>     *<a name="line.29"></a>
<FONT color="green">030</FONT>     *@author     Simon Beard<a name="line.30"></a>
<FONT color="green">031</FONT>     *@author     beardsw <a name="line.31"></a>
<FONT color="green">032</FONT>     *@version    1.0<a name="line.32"></a>
<FONT color="green">033</FONT>     *@see        metaface.client.HTTPClient<a name="line.33"></a>
<FONT color="green">034</FONT>     *@see        metaface.client.MetaFaceHTTPClient<a name="line.34"></a>
<FONT color="green">035</FONT>     *@see        MetaFaceHTTPServer<a name="line.35"></a>
<FONT color="green">036</FONT>     */<a name="line.36"></a>
<FONT color="green">037</FONT>    public class HTTPServerWorker implements Worker {<a name="line.37"></a>
<FONT color="green">038</FONT>    <a name="line.38"></a>
<FONT color="green">039</FONT>            /**<a name="line.39"></a>
<FONT color="green">040</FONT>             *  Invoked by the Pool when a job comes in for the Worker<a name="line.40"></a>
<FONT color="green">041</FONT>             *<a name="line.41"></a>
<FONT color="green">042</FONT>             *@param  data  Worker data<a name="line.42"></a>
<FONT color="green">043</FONT>             */<a name="line.43"></a>
<FONT color="green">044</FONT>            public void run(Object data) {<a name="line.44"></a>
<FONT color="green">045</FONT>                    Socket socket = (Socket) ((Hashtable) data).get("Socket");<a name="line.45"></a>
<FONT color="green">046</FONT>                    MetaFaceHTTPServer server = (MetaFaceHTTPServer) ((Hashtable) data).get("MetaFaceHTTPServer");<a name="line.46"></a>
<FONT color="green">047</FONT>                    try {<a name="line.47"></a>
<FONT color="green">048</FONT>                            DataInputStream input = new DataInputStream(new BufferedInputStream(socket.getInputStream()));<a name="line.48"></a>
<FONT color="green">049</FONT>                            String line = input.readLine();<a name="line.49"></a>
<FONT color="green">050</FONT>    <a name="line.50"></a>
<FONT color="green">051</FONT>                            //If HTTP post<a name="line.51"></a>
<FONT color="green">052</FONT>                            if (line.toUpperCase().startsWith("POST")) {<a name="line.52"></a>
<FONT color="green">053</FONT>                                    for (; (line = input.readLine()).length() > 0; ) {<a name="line.53"></a>
<FONT color="green">054</FONT>                                            ;<a name="line.54"></a>
<FONT color="green">055</FONT>                                    }<a name="line.55"></a>
<FONT color="green">056</FONT>    <a name="line.56"></a>
<FONT color="green">057</FONT>                                    int type = input.readInt();<a name="line.57"></a>
<FONT color="green">058</FONT>    <a name="line.58"></a>
<FONT color="green">059</FONT>                                    //What type of encapsulated data<a name="line.59"></a>
<FONT color="green">060</FONT>                                    switch (type) {<a name="line.60"></a>
<FONT color="green">061</FONT>                                                                    case HTTPClient.DATA:<a name="line.61"></a>
<FONT color="green">062</FONT>                                                                    {<a name="line.62"></a>
<FONT color="green">063</FONT>                                                                            //Get incoming data<a name="line.63"></a>
<FONT color="green">064</FONT>                                                                            int length = input.readInt();<a name="line.64"></a>
<FONT color="green">065</FONT>                                                                            byte buffer[] = new byte[length];<a name="line.65"></a>
<FONT color="green">066</FONT>                                                                            input.readFully(buffer);<a name="line.66"></a>
<FONT color="green">067</FONT>                                                                            ByteArrayOutputStream dataOut = new ByteArrayOutputStream();<a name="line.67"></a>
<FONT color="green">068</FONT>    <a name="line.68"></a>
<FONT color="green">069</FONT>                                                                            //Notify of data<a name="line.69"></a>
<FONT color="green">070</FONT>                                                                            server.notifyListener(new ByteArrayInputStream(buffer), dataOut, socket);<a name="line.70"></a>
<FONT color="green">071</FONT>                                                                            DataOutputStream output = new DataOutputStream(new BufferedOutputStream(socket.getOutputStream()));<a name="line.71"></a>
<FONT color="green">072</FONT>    <a name="line.72"></a>
<FONT color="green">073</FONT>                                                                            //Write response<a name="line.73"></a>
<FONT color="green">074</FONT>                                                                            server.writeResponse(output);<a name="line.74"></a>
<FONT color="green">075</FONT>                                                                            output.writeInt(HTTPClient.DATA);<a name="line.75"></a>
<FONT color="green">076</FONT>                                                                            output.writeInt(dataOut.toByteArray().length);<a name="line.76"></a>
<FONT color="green">077</FONT>                                                                            output.write(dataOut.toByteArray());<a name="line.77"></a>
<FONT color="green">078</FONT>                                                                            output.flush();<a name="line.78"></a>
<FONT color="green">079</FONT>    <a name="line.79"></a>
<FONT color="green">080</FONT>                                                                            //Close<a name="line.80"></a>
<FONT color="green">081</FONT>                                                                            input.close();<a name="line.81"></a>
<FONT color="green">082</FONT>                                                                            output.close();<a name="line.82"></a>
<FONT color="green">083</FONT>                                                                            socket.close();<a name="line.83"></a>
<FONT color="green">084</FONT>                                                                            break;<a name="line.84"></a>
<FONT color="green">085</FONT>                                                                    }<a name="line.85"></a>
<FONT color="green">086</FONT>                                                                    case HTTPClient.PENDING:<a name="line.86"></a>
<FONT color="green">087</FONT>                                                                    {<a name="line.87"></a>
<FONT color="green">088</FONT>                                                                            // DON'T CLOSE THE SOCKET!<a name="line.88"></a>
<FONT color="green">089</FONT>                                                                            // New Client (add to vector)<a name="line.89"></a>
<FONT color="green">090</FONT>                                                                            server.addClient(socket);<a name="line.90"></a>
<FONT color="green">091</FONT>                                                                            break;<a name="line.91"></a>
<FONT color="green">092</FONT>                                                                    }<a name="line.92"></a>
<FONT color="green">093</FONT>                                                                    default:<a name="line.93"></a>
<FONT color="green">094</FONT>                                                                    {<a name="line.94"></a>
<FONT color="green">095</FONT>                                                                            System.err.println("Invalid type: " + type);<a name="line.95"></a>
<FONT color="green">096</FONT>                                                                    }<a name="line.96"></a>
<FONT color="green">097</FONT>                                    }<a name="line.97"></a>
<FONT color="green">098</FONT>                            } else {<a name="line.98"></a>
<FONT color="green">099</FONT>                                    System.err.println("Invalid HTTP request: " + line);<a name="line.99"></a>
<FONT color="green">100</FONT>                            }<a name="line.100"></a>
<FONT color="green">101</FONT>                    } catch (IOException e) {<a name="line.101"></a>
<FONT color="green">102</FONT>                            e.printStackTrace();<a name="line.102"></a>
<FONT color="green">103</FONT>                    }<a name="line.103"></a>
<FONT color="green">104</FONT>            }<a name="line.104"></a>
<FONT color="green">105</FONT>    }<a name="line.105"></a>
<FONT color="green">106</FONT>    <a name="line.106"></a>




























































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